/*
 * Copyright (C) 2007-2010 Geometer Plus <contact@geometerplus.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

package org.geometerplus.zlibrary.text.model;

import java.util.ArrayList;

final class SimpleCharStorage implements CharStorage {
    private final int myBlockSize;
    private final ArrayList<char[]> myArray = new ArrayList<char[]>(1024);

    SimpleCharStorage(int blockSize) {
        myBlockSize = blockSize;
    }

    public int size() {
        return myArray.size();
    }

    public char[] block(int index) {
        return myArray.get(index);
    }

    public char[] createNewBlock(int minimumLength) {
        int blockSize = myBlockSize;
        if (minimumLength > blockSize) {
            blockSize = minimumLength;
        }
        char[] block = new char[blockSize];
        myArray.add(block);
        return block;
    }

    public void freezeLastBlock() {
    }

    public void clear() {
        myArray.clear();
    }
}
